15377 version 3
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Diagnose and rectify faults in a motorcycle electronic ignition system
Level
4
Credits
4
Purpose
This unit standard is for people in the motorcycle and automotive electrical
repair industries. People credited with this unit standard are able to:
diagnose faults in an electronic ignition system on a motorcycle engine; test
electronic ignition system components for faults; and rectify faults in an
electronic ignition system on a motorcycle engine.
Subfield
Motor Industry
Domain
Automotive Electrical and Electronics
Status
Registered
Status date
25 January 2008
Date version published
25 January 2008
Planned review date
31 December 2012
Entry information
Recommended: Unit 24144, Demonstrate knowledge of
testing for and rectifying faults on a motorcycle
electronic ignition system, or demonstrate equivalent
knowledge and skills.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
NZ Motor Industry Training Organisation (Incorporated)
Accreditation and Moderation Action Plan (AMAP) reference
0014
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Legislation relevant to this unit standard includes but is not limited to – Health and
Safety in Employment Act 1992.
2
Definitions
Service information may include but is not limited to – technical information of a
vehicle, machine, or product detailing operation; installation and servicing
procedures; manufacturer instructions and specifications; technical terms and
descriptions; and detailed illustrations. This can be accessed in hard copy or
electronic format and is normally sourced from the manufacturer.
 New Zealand Qualifications Authority 2016
15377 version 3
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Suitable tools and equipment means industry approved tools and equipment that are
recognised within the industry as being the most suited to complete the task in a
professional and competent manner with due regard to safe working practices.
3
Range
This unit standard includes – either computer controlled electronic ignition systems or
standard (stand-alone) electronic ignition systems used on motorcycle engines.
4
Personal injury or injury to others could result from the high voltages generated by
electronic ignition systems.
5
For this unit standard, it is essential that the practical assessment evidence is
obtained in the workplace under normal workplace conditions.
Elements and performance criteria
Element 1
Diagnose faults in an electronic ignition system on a motorcycle engine.
Performance criteria
1.1
Safe working practices are observed throughout the task in accordance with
legislative requirements.
Range
personal safety, safety of others, motorcycle safety, workshop
safety, environmental safety, tools and equipment safety.
1.2
Suitable equipment is selected and used to enable the system to be tested in
accordance with service information.
1.3
Self-diagnostic test codes are activated, read, and interpreted, to identify any
circuit that has a fault, in accordance with service information.
1.4
The circuit indicated by the self-diagnostic test codes is tested, and the fault is
located and identified in accordance with service information.
1.5
No damage to circuit components and electronic devices is caused by using test
instruments.
1.6
The battery is tested for cranking voltage, and the result noted, in accordance
with service information.
1.7
A check is made to determine if the triggering device turns when the engine is
cranked, and the result noted, in accordance with service information.
1.8
A test is made to determine whether the ignition cables and leads are
connected correctly, and if high tension (HT) is present at a spark plug and at
the ignition coil when cranking, and the results noted, in accordance with
service information.
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15377 version 3
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1.9
Tests are made to determine the presence of the appropriate low tension (LT)
signal at the ignition coil with key on, engine off (KOEO) and with the engine
being cranked, and the results noted, in accordance with service information.
Range
signal absent, steady, pulsing.
1.10
The initial ignition timing is checked with a timing light, and the result noted, in
accordance with service information.
1.11
The results of all tests are analysed, and any faults and their probable causes
are identified in accordance with service information.
Element 2
Test electronic ignition system components for faults.
Performance criteria
2.1
Safe working practices are observed throughout the task in accordance with
legislative requirements.
Range
personal safety, safety of others, motorcycle safety, workshop
safety, environmental safety, tools and equipment safety.
2.2
Suitable equipment is selected and used to enable the components to be tested
in accordance with service information.
2.3
The HT components are tested for serviceability, and any faults identified and
noted, in accordance with service information.
Range
2.4
HT leads, ignition coil, spark plugs.
The rotor and distributor are checked, and any faults identified and noted, in
accordance with service information.
Range
shaft and bush wear, operation of automatic advance
mechanisms.
2.5
Sensors and actuators are tested in accordance with service information.
2.6
The pulse coil is tested, and any faults identified and noted, in accordance with
service information.
2.7
The rotor air gap is checked in accordance with service information.
2.8
All ignition system ground connections are tested, and the state of their
conductivity noted, in accordance with service information.
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15377 version 3
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Element 3
Rectify faults in an electronic ignition system on a motorcycle engine.
Performance criteria
3.1
Safe working practices are observed throughout the task in accordance with
legislative requirements.
Range
personal safety, safety of others, motorcycle safety, workshop
safety, environmental safety, tools and equipment safety.
3.2
Suitable tools and equipment are selected and used to enable system faults to
be rectified in accordance with service information.
3.3
All unserviceable components are replaced to meet manufacturer specifications.
Range
any components identified as faulty by the system and component
tests.
3.4
The spark plug electrode clearances are adjusted to manufacturer
specifications.
3.5
Air gap fault is rectified to conform to manufacturer specifications.
Range
3.6
adjustment, replacement of components.
All methods of advance are checked and adjusted to comply with manufacturer
specifications.
Range
may include but is not limited to – mechanical, electronic.
3.7
The initial ignition timing is adjusted to manufacturer specifications.
3.8
All faulty ground connections are rectified to comply with manufacturer
specifications.
3.9
A final check is made, to ensure that self-diagnostic test codes show no fault
present, in accordance with service information.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
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Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the NZ Motor Industry Training Organisation (Incorporated)
info@mito.org.nz if you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016